Fx.Height = Fx.Style.extend( {
	initialize : function(el, options) {
		$(el).setStyle('overflow', 'hidden');
		this.parent(el, 'height', options);
	},
	toggle : function() {
		var style = this.element.getStyle('height').toInt();
		return (style > 0) ? this.start(style, 0) : this.start(0,
				this.element.scrollHeight);
	},
	show : function() {
		return this.set(this.element.scrollHeight);
	}
});
Fx.Width = Fx.Style.extend( {
	initialize : function(el, options) {
		this.element = $(el);
		this.element.setStyle('overflow', 'hidden');
		this.iniWidth = this.element.getStyle('width').toInt();
		this.parent(this.element, 'width', options);
	},
	toggle : function() {
		var style = this.element.getStyle('width').toInt();
		return (style > 0) ? this.start(style, 0) : this
				.start(0, this.iniWidth);
	},
	show : function() {
		return this.set(this.iniWidth);
	}
});
Fx.Opacity = Fx.Style.extend( {
	initialize : function(el, options) {
		this.now = 1;
		this.parent(el, 'opacity', options);
	},
	toggle : function() {
		return (this.now > 0) ? this.start(1, 0) : this.start(0, 1);
	},
	show : function() {
		return this.set(1);
	}
});

/**
 * MooMenu


window.addEvent('domready', function() {

	var main = $("horiz-menu");

	levels = new Array();
	effects2 = new Array();

	main.getChildren().each(function(el, i) {
		levels[i] = new Array();
		effects2[i] = new Array();

		el.getElementsBySelector("ul").each(function(elm, j) {
			levels[i][j] = elm.getParent();
			effects2[i][j] = new Fx.Height(elm, {
				duration : 250
			});
			effects2[i][j].set(0);
		});
	});

	levels.each(function(e, k) {
		e.each(function(a, l) {
			a.addEvent("mouseenter", function() {
				a.getChildren()[1].setStyle("overflow", "hidden");
				effects2[k][l].toggle();
				(function() {
					a.getChildren()[1].setStyle("overflow", "")
				}).delay(500);
			});

			a.addEvent("mouseleave", function() {
				a.getChildren()[1].setStyle("overflow", "hidden");
				effects2[k][l].stop();
				effects2[k][l].set(0);
			});
		});
	});
}); */